我正在嵌入式 Jetty (9.3.0.v20150612) 中实现一个 servlet,我想使用 HTTP/2。
我为协议协商启用 ALPN 以选择 HTTP1.1 或 HTTP2。当我从 Safari 8(仅支持 HTTP1.1)或 Safari 9(同时支持 HTTP1.1 和 HTTP2)向我的 servlet 发送 HTTPs 请求时,我从我的 servlet 中得到答案。当我从 Firefox 39 执行相同的请求时,它不起作用,我只得到 NS_ERROR_ABORT。我对 Chrome 也有同样的问题。
我有两个问题:
- 为什么我没有从 Chrome 和 Firefox 得到答案
- 我如何知道 Safari 9 是否使用了 HTTP/2 而不是 HTTP1.1?(我的 IOS9 应用程序也可以正常连接)
下面是执行 Jetty 初始化的代码
private void startHTTP2Server() {
WebServerProperties webProperties = WebServerProperties.getInstance();
HttpConfiguration config = getHttpConfiguration();
HttpConnectionFactory http1 = new HttpConnectionFactory(config);
HTTP2ServerConnectionFactory http2 = new HTTP2ServerConnectionFactory(config);
NegotiatingServerConnectionFactory.checkProtocolNegotiationAvailable();
ALPNServerConnectionFactory alpn = new ALPNServerConnectionFactory();
alpn.setDefaultProtocol(http1.getProtocol()); // sets default protocol to HTTP 1.1
// SSL Connection Factory
SslContextFactory sslContextFactory = new SslContextFactory();
sslContextFactory.setKeyStorePath(webProperties.getKeystore());
sslContextFactory.setKeyStorePassword(webProperties.getKeystorePassword());
//sslContextFactory.setKeyManagerPassword(KEYSTORE_PW);
//sslContextFactory.addExcludeCipherSuites(".*RC4.*");
//sslContextFactory.addExcludeCipherSuites("TLS_DHE_RSA.*");
sslContextFactory.setProtocol(webProperties.getTLSVersion()); // SEB
SslConnectionFactory ssl = new SslConnectionFactory(sslContextFactory, alpn.getProtocol());
Server server = new Server();
//ServerConnector connector = new ServerConnector(server, ssl, alpn, http2, http1);
ServerConnector connector = new ServerConnector(server, ssl, alpn, http2, http1);
connector.setPort(webProperties.getPort());
server.addConnector(connector);
// --- SEB
ServletContextHandler context = new ServletContextHandler(ServletContextHandler.SESSIONS);
context.setContextPath(webProperties.getServletContext());
context.setResourceBase(System.getProperty(webProperties.getServletTmpDir()));
server.setHandler(context);
// Add dump servlet
context.addServlet(IMonServer.class, webProperties.getServletPath());
try {
server.start();
server.join();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
private static HttpConfiguration getHttpConfiguration() {
WebServerProperties webProperties = WebServerProperties.getInstance();
HttpConfiguration config = new HttpConfiguration();
config.setSecureScheme("https");
config.setSecurePort(webProperties.getPort());
config.setSendXPoweredBy(true);
config.setSendServerVersion(true);
config.addCustomizer(new SecureRequestCustomizer());
return config;
}
当我启动服务器时,我还提供了 Java 选项 -Xbootclasspath/p:$installDirectory/lib/alpn-boot-8.1.3.v20150130.jar
有什么错误或遗漏吗?谢谢你的帮助,
问候,